Weather in Cornwall, United Kingdom in January

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Visiting Cornwall, United Kingdom in January

The weather in January is marginally cooler than the previous month and temperatures continue to drop slightly into February. January has average maximum temperatures of 9°C (48°F) which is too cold for sunbathing. The sunshine percentage is 24.6% making it extremely gloomy and overcast with little sunshine. There are 2.1 hours of sunshine per day. It is not a good time for sunbathing in Cornwall.

January has total rainfall of 1.3cm (0.5inches) making it very dry with only very light showers although there are 21.1 days with some rainfall, so on the days it does rain it is only light and intermittent and shouldn't affect your beach enjoyment too much.

Sea temperatures are a cold 11°C (53°F). January is too cold for swimming in Cornwall for any length of time, unless you have a wetsuit. The sea temperature in January is slightly warmer than the previous month.

Consider visiting Cornwall in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for January.

Can you sunbathe in Cornwall in January?

No, January is not a good time for sunbathing in Cornwall.

January has average maximum temperatures of 9°C (48°F) which is too cold for sunbathing. The sunshine percentage is 24.6% making it extremely gloomy and overcast with little sunshine. There are 2.1 hours of sunshine per day. January has total rainfall of 1.3cm (0.5inches) making it very dry with only very light showers although there are 21.1 days with some rainfall, so on the days it does rain it is only light and intermittent and shouldn't affect your beach enjoyment too much.

More about January temperature and sunshine.

Can you swim in Cornwall in January?

No, January is too cold for swimming in Cornwall for any length of time, with the sea water at 11°C (53°F), unless you have a wetsuit.

More about January sea temperatures.

Is January a good time to holiday in Cornwall?

No, January is not a good time for a holiday in Cornwall.

January has average maximum temperatures of 9°C (48°F) which is too cold for sunbathing. The sunshine percentage is 24.6% making it extremely gloomy and overcast with little sunshine. There are 2.1 hours of sunshine per day. January has total rainfall of 1.3cm (0.5inches) making it very dry with only very light showers although there are 21.1 days with some rainfall, so on the days it does rain it is only light and intermittent and shouldn't affect your beach enjoyment too much. It is not a good time for sunbathing in Cornwall. Sea temperatures are a cold 11°C (53°F). January is too cold for swimming in Cornwall for any length of time, unless you have a wetsuit.

More about the January temperatures and sunshine.

Is Cornwall warm in January?

No, Cornwall is too cold for sunbathing in January.

The average maximum temperature in Cornwall in January is 9°C (48°F). The average maximum temperature is 10°C (49°) in the previous month and 9°C (47°F) in the next month.

The average temperature in Cornwall in January is 7°C (44°F). The average temperature is 7°C (45°F) in the previous month and 6°C (43°F) in the next month.

More info about the January temperatures and sunshine.

How sunny is Cornwall in January?

The average day light hours per day in Cornwall in January are 8.5. The sunshine percentage is 24.6% making it extremely gloomy and overcast with little sunshine. There are 2.1 hours of sunshine per day.

More about January sunshine.

Temperature in Cornwall in January

The weather in January is marginally cooler than the previous month and temperatures continue to drop slightly into February. The average maximum temperature in Cornwall in January is 9°C (48°F). The average maximum temperature is 10°C (49°F) in the previous month and 9°C (47°F) in the next month.

The average temperature in Cornwall in January is 7°C (44°F). The average temperature is 7°C (45°F) in the previous month and 6°C (43°F) in the next month.

The average minimum temperature in Cornwall in January is 5°C (40°F). The minimum temperature is 5°C (41°F) in the previous month and 4°C (39°F) in the next month.

Sunshine in Cornwall in January

The days in January are marginally longer than the previous month and the days continue to get a bit longer into February. January has marginally more hours of sunshine than the previous month and hours of sunshine continue to rise into February. During January the average day light hours are 8.5 per day in Cornwall. The sunshine percentage is 24.6% making it extremely gloomy and overcast with little sunshine. There are 2.1 hours of sunshine per day.

The ultraviolet index in Cornwall in January is typically 0.8 during January. An ultraviolet index reading of 0 to 2 indicates low danger from the sun's UV rays for the average person. Most people will be able to spend several hours in the sun with out a problem, however unprotected skin risks burning in less than 1 hour. Wear sunglasses on bright days. Only those that burn easily will need to apply sunscreen. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Cornwall in January

The average sea water temperature in Cornwall in January is 11.4°C (52.5°F) which is very cold and bracing, it's not recommended you swim with out a full wet suit. The sea temperature in January is slightly warmer than the previous month.

Rainfall in Cornwall in January

January weather is marginally drier than the previous month and rainfall continues to drop slightly into February. January has a few more days of rain than the previous month. The average total rainfall in Cornwall in January is 1.3cm (0.5inches) and on average there are 21.1 rainy days in January making it a very wet time to visit the beach.

Humidity in Cornwall in January

The maximum dew point (an indicator of humidity) in Cornwall in January is 7°C (45°F) which is a bit dry for some. The dew point is 8°C (46°F) in the previous month and 6°C (6°F) in the next month.

The average maximum relative humidity in Cornwall in January is typically 97.2%. The maximum relative humidity is 95.8% in the previous month and 96% in the next month.

The average relative humidity in Cornwall in January is typically 87.1%. The average relative humidity is 85.1% in the previous month and 85.2% in the next month.

Wind Speed in Cornwall in January

The average maximum wind speed in Cornwall in January is typically 35KM/H (22MPH). The average maximum wind speed is 34KM/H (21MPH) in the previous month and 32KM/H (20MPH) in the next month.

The average wind speed in Cornwall in January is typically 23KM/H (14MPH). The average wind speed is 22KM/H (14MPH) in the previous month and 21KM/H (13MPH) in the next month.

The average wind direction in Cornwall in January is from the West.

Monthly Averages

Suggested Beaches in January

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.